CN203932723U - A kind of distribution box with function of measuring - Google Patents
A kind of distribution box with function of measuring Download PDFInfo
- Publication number
- CN203932723U CN203932723U CN201420266092.3U CN201420266092U CN203932723U CN 203932723 U CN203932723 U CN 203932723U CN 201420266092 U CN201420266092 U CN 201420266092U CN 203932723 U CN203932723 U CN 203932723U
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- distribution cabinet
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- 230000001012 protector Effects 0.000 claims abstract description 10
- 230000004888 barrier function Effects 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims description 5
- 230000005611 electricity Effects 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 230000001681 protective effect Effects 0.000 description 5
- 238000004891 communication Methods 0.000 description 2
- 238000013500 data storage Methods 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model discloses a kind of distribution box with function of measuring, comprise power distribution cabinet body, power distribution cabinet body interior is provided with the insulating barrier of horizontal positioned, power distribution cabinet is divided into, lower two parts, top is power supply box, bottom is batch meter, in power supply box, be provided with service entrance switch, fuse, Surge Protector and multichannel single-phase switch loop, in batch meter, be provided with current transformer, Multifunctional measuring instrument, threephase switch and loop lead-out terminal row, power supply and metering are cut apart to work alone, effectively reduce gage work and be subject to high voltage in power supply box, the electromagnetic interference of large electric current, make metering more accurate, again by current transformer gather each loop in multichannel single-phase switch loop current conditions, gather voltage condition by threephase switch, by the electric current, voltage transmission that gather to Multifunctional measuring instrument, carry out the independent metering of each loop electricity consumption situation, make staff be well understood to power distribution cabinet working condition, increase work efficiency.
Description
Technical field
The utility model relates to mining safety technical field, relates in particular to a kind of distribution box with function of measuring.
Background technology
Distribution box is switchgear, measuring instrument, protective device and auxiliary equipment are assembled in sealing or semiclosed metal safe or shield on width by electrical wiring requirement, forms low-voltage distribution equipment.When normally moving, can connect or point deenergizing by manual or automatic switch by distribution box.Distribution box, in the time of fault or irregular operating, cuts off circuit or warning by protective device.Can show operating various parameter by measuring instrument, also can adjust some electric parameter, point out or send signal to departing from normal operating conditions, be usually used in each, join, in electric substation.
Current various distribution boxs are generally fairly simple, function ratio is more single, just need to be divided into according to electricity consumption the user side that some loops are fed to, each feeder line will add an air switch and carry out overcurrent protection (being so-called tripping operation), can not read the power consumption in inner each loop of distribution box and voltage, current quality; Power consumption equipment can not be realized to various statistics, calculating and the data storage of remote condition monitoring, real-time data acquisition, historical data; To a great extent, affect staff's efficiency, need personnel's collection in worksite, waste time and energy.
Utility model content
The purpose of this utility model is to provide a kind of distribution box with function of measuring, power consumption and power quality for each loop in can independent metering switch box, and avoid gage work to be subject to the electromagnetic interference of high voltage, large electric current, make metering more accurate.
The technical solution adopted in the utility model is:
A kind of distribution box with function of measuring, comprise power distribution cabinet body, power distribution cabinet body interior is provided with the insulating barrier of horizontal positioned, power distribution cabinet is divided into upper and lower two parts, top is power supply box, and bottom is batch meter, and power distribution cabinet body top board is provided with electric power incoming line hole, power distribution cabinet body side is provided with wire hole, and insulating barrier is provided with defeated line hole, in power supply box, be provided with service entrance switch, fuse, Surge Protector and multichannel single-phase switch loop, in batch meter, be provided with current transformer, Multifunctional measuring instrument, threephase switch and loop lead-out terminal row, the end of incoming cables connecting power line of described service entrance switch, the first via leading-out terminal of service entrance switch is connected earth terminal PE with Surge Protector by fuse, the second road leading-out terminal connects multichannel single-phase switch loop, Third Road leading-out terminal connects the inlet wire interface of threephase switch, multiple outputs in multichannel single-phase switch loop pass by multiple conducting wires multiple Gather and input ports that defeated line hole connects respectively current transformer, the multiple collection output ports of current transformer connect multiple current signal input ports of Multifunctional measuring instrument, the multiple output port of power source link circuit of current transformer lead-out terminal row, threephase switch goes out three-phase voltage signal input port and the fire-wire interfaces that line interface connects Multifunctional measuring instrument, the zero line interface of Multifunctional measuring instrument passes defeated line hole by wire and connects the zero terminal in power supply box, and the signal output part of Multifunctional measuring instrument is used for connecting background processor.
Described power distribution cabinet body comprises metal cabinet shell, and cabinet shell is provided with two chamber doors, is respectively power supply box chamber door and batch meter chamber door.
The utility model utilizes insulating barrier that power distribution cabinet is divided into upper and lower two parts, top is power supply box, and bottom is batch meter, power supply and metering is cut apart and worked alone, effectively reduce the electromagnetic interference that gage work is subject to high voltage in power supply box, large electric current, make metering more accurate; Again by current transformer gather each loop in multichannel single-phase switch loop current conditions, gather voltage condition by threephase switch, by the electric current, voltage transmission that gather to Multifunctional measuring instrument, carry out the independent metering of each loop electricity consumption situation, make staff be well understood to power distribution cabinet working condition, increase work efficiency.
Brief description of the drawings
Fig. 1 is back panel wiring structural representation of the present utility model;
Fig. 2 is structural representation of the present utility model.
Embodiment
As shown in Figure 1, 2, the utility model comprises power distribution cabinet body, and power distribution cabinet body comprises metal cabinet shell 1, and cabinet shell 1 is provided with two chamber doors, is respectively power supply box chamber door 8 and batch meter chamber door 9, and chamber door is provided with door handle 10, power distribution cabinet body interior is provided with the insulating barrier 6 of horizontal positioned, and power distribution cabinet is divided into upper and lower two parts, and top is power supply box 2, bottom is batch meter 3, power distribution cabinet body top board is provided with electric power incoming line hole 4, and power distribution cabinet body side is provided with wire hole 5, and insulating barrier 6 is provided with defeated line hole 7, in power supply box 2, be provided with service entrance switch, fuse, Surge Protector and multichannel single-phase switch loop, in batch meter 3, be provided with current transformer, Multifunctional measuring instrument, threephase switch and loop lead-out terminal row, the end of incoming cables connecting power line of described service entrance switch, the first via leading-out terminal of service entrance switch is connected earth terminal PE with Surge Protector by fuse, the second road leading-out terminal connects multichannel single-phase switch loop, Third Road leading-out terminal connects the inlet wire interface of threephase switch, multiple outputs in multichannel single-phase switch loop pass by multiple conducting wires multiple Gather and input ports that defeated line hole 7 connects respectively current transformer, the multiple collection output ports of current transformer connect multiple current signal input ports of Multifunctional measuring instrument, the multiple output port of power source link circuit of current transformer lead-out terminal row, threephase switch goes out three-phase voltage signal input port and the fire-wire interfaces that line interface connects Multifunctional measuring instrument, the zero line interface of Multifunctional measuring instrument passes by wire the zero terminal that defeated line hole 7 connects in power supply box 2, and the signal output part of Multifunctional measuring instrument is used for connecting background processor.
Below in conjunction with accompanying drawing, embodiment of the present utility model is described further:
In the present embodiment, single-phase switch loop is provided with 8 loops, power line enters the power supply box 2 of power distribution cabinet body interior from electric power incoming line hole 4, three-phase power line A, B, C connects the end of incoming cables of service entrance switch, service entrance switch provides overall protection for distribution box, and can distribute the power supply of introducing, three-phase leading-out terminal at service entrance switch is divided into three tunnels, first via leading-out terminal is connected earth terminal PE with Surge Protector by fuse, fuse is to be connected to the disposable elements in order to protective circuit on circuit, when powering on, circuit flows through when large, make metal wire or sheet wherein produce high temperature and fuse, cause open circuit and interruptive current, avoid coming to harm with protective circuit.After old blown fuse, need the artificial fuse more renewing so that circuit resumes operation.Further other components and parts in protective circuit.Surge Protector is also lightning protection device; a kind ofly to provide the electronic installation of security protection for various electronic equipments, instrument and meter, communication line; in the time producing suddenly peak current or voltage because of extraneous interference in electric loop or communication line; Surge Protector can be shunted within the extremely short time in conducting, thereby avoids the infringement of surge to other equipment in loop.First via leading-out terminal connects 8 single-phase switch loops, road, each road is all independently, connect an independently wire at the output in each single-phase switch loop, road, for example, the wire in single-phase switch loop 1 is connected on the corresponding Gather and input port a1 of current transformer, current transformer sends to the current information in the single-phase switch loop 1 collecting the corresponding current signal input port I1 of Multifunctional measuring instrument again by corresponding collection output port c1, the electric energy that Multifunctional measuring instrument consumes single-phase switch loop 1 measures and by the electric current in single-phase switch loop 1, voltage status is exported to background processor in real time by RS485 signal output part.The collection of voltage is the three-phase voltage signal input port that the Third Road leading-out terminal of service entrance switch is connected to Multifunctional measuring instrument by threephase switch, and voltage is gathered and measured.The metering in other single-phase switch loops is identical with the measuring principle in single-phase switch loop 1, does not repeat them here.Between current transformer and loop lead-out terminal row, be connected accordingly by 8 output port of power source, lead-out terminal row in loop is provided with 8 terminals, and wire is connected on terminal, then passes through distribution box wire hole 5 to the outside transmission of electric energy of distribution box.
The distribution box of the present embodiment is applicable to be less than the outlet in 9 single-phase switch loops, 3 three-phase loops, needs to set up Multifunctional measuring instrument as needs measure more single-phase switch loop, and it is TD301 that Multifunctional measuring instrument adopts model; The utility model has increased Multifunctional measuring instrument and has carried out the electricity consumption situation metering of independent loop, meanwhile, has designed the mode of connection cleverly for electric equipment of the present utility model, can be good at loop to measure respectively, meets work requirements.This distribution box can be used for illumination, ventilation, socket, power etc. by function and carries out distribution.
Claims (2)
1. one kind has the distribution box of function of measuring, it is characterized in that: comprise power distribution cabinet body, power distribution cabinet body interior is provided with the insulating barrier of horizontal positioned, power distribution cabinet is divided into upper and lower two parts, top is power supply box, and bottom is batch meter, and power distribution cabinet body top board is provided with electric power incoming line hole, power distribution cabinet body side is provided with wire hole, and insulating barrier is provided with defeated line hole, in power supply box, be provided with service entrance switch, fuse, Surge Protector and multichannel single-phase switch loop, in batch meter, be provided with current transformer, Multifunctional measuring instrument, threephase switch and loop lead-out terminal row, the end of incoming cables connecting power line of described service entrance switch, the first via leading-out terminal of service entrance switch is connected earth terminal PE with Surge Protector by fuse, the second road leading-out terminal connects multichannel single-phase switch loop, Third Road leading-out terminal connects the inlet wire interface of threephase switch, multiple outputs in multichannel single-phase switch loop pass by multiple conducting wires multiple Gather and input ports that defeated line hole connects respectively current transformer, the multiple collection output ports of current transformer connect multiple current signal input ports of Multifunctional measuring instrument, the multiple output port of power source link circuit of current transformer lead-out terminal row, threephase switch goes out three-phase voltage signal input port and the fire-wire interfaces that line interface connects Multifunctional measuring instrument, the zero line interface of Multifunctional measuring instrument passes defeated line hole by wire and connects the zero terminal in power supply box, and the signal output part of Multifunctional measuring instrument is used for connecting background processor.
2. the distribution box with function of measuring according to claim 1, is characterized in that: described power distribution cabinet body comprises metal cabinet shell, and cabinet shell is provided with two chamber doors, is respectively power supply box chamber door and batch meter chamber door.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420266092.3U CN203932723U (en) | 2014-05-23 | 2014-05-23 | A kind of distribution box with function of measuring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420266092.3U CN203932723U (en) | 2014-05-23 | 2014-05-23 | A kind of distribution box with function of measuring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203932723U true CN203932723U (en) | 2014-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420266092.3U Expired - Lifetime CN203932723U (en) | 2014-05-23 | 2014-05-23 | A kind of distribution box with function of measuring |
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| Country | Link |
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| CN (1) | CN203932723U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340965A (en) * | 2016-10-08 | 2017-01-18 | 国网山东省电力公司东明县供电公司 | Power distribution automation monitoring terminal convenient to disassembly |
| CN107561321A (en) * | 2017-09-28 | 2018-01-09 | 湖州电力设备成套有限公司 | A kind of high-protection level batch meter |
| CN108963818A (en) * | 2018-07-27 | 2018-12-07 | 国网山东省电力公司烟台供电公司 | A kind of intelligent domestic leakage protection system |
| CN109490594A (en) * | 2018-11-05 | 2019-03-19 | 河南朗博校准检测有限公司 | A kind of DC power supply power meter |
-
2014
- 2014-05-23 CN CN201420266092.3U patent/CN203932723U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106340965A (en) * | 2016-10-08 | 2017-01-18 | 国网山东省电力公司东明县供电公司 | Power distribution automation monitoring terminal convenient to disassembly |
| CN107561321A (en) * | 2017-09-28 | 2018-01-09 | 湖州电力设备成套有限公司 | A kind of high-protection level batch meter |
| CN108963818A (en) * | 2018-07-27 | 2018-12-07 | 国网山东省电力公司烟台供电公司 | A kind of intelligent domestic leakage protection system |
| CN109490594A (en) * | 2018-11-05 | 2019-03-19 | 河南朗博校准检测有限公司 | A kind of DC power supply power meter |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 450000 Yulin South Road, Henan, Zheng Dong, No. 16 South Road, Zhengzhou Patentee after: CHINA TOBACCO HENAN INDUSTRIAL Co.,Ltd. Address before: 450000, No. 29, agricultural East Road, Jinshui District, Zhengzhou, Henan, Zhengzhou Patentee before: CHINA TOBACCO HENAN INDUSTRIAL Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20141105 |